#pragma once
#include "Box2D/Box2D.h"
class PhysicsCalculate
{
public:

	static b2Vec2 getSpeedEnergyBalance(const b2Vec2 &vecOldSpeed,const b2Vec2 &collisonVec);
	static b2Vec2 getPositionAdd(const b2Vec2 &vecOldSpeed,const b2Vec2 &vecGSpeed,float fTime);
};
